338results about How to "Large tolerance" patented technology

A foldable intravascularly insertable blood pump comprises a rotatable impeller provided with vanes, a flexible shaft extending through a catheter and adapted to drive said impeller, and an envelope enclosing said impeller. For simplifying the technical setup of the blood pump and enhancing its robustness, the impeller comprises radially delivering vanes. The envelope comprises an annular bulge in the region of the impeller, wherein between the radially outer ends of the vanes and the envelope an annular deflection channel is defined. The impeller and the envelope are adapted to be folded by relative displacement of the shaft and the catheter.

The present invention relates to an efficient OPC method of increasing imaging performance of a lithographic process utilized to image a target design having a plurality of features. The method includes the steps of determining a function for generating a simulated image, where the function accounts for process variations associated with the lithographic process; and optimizing target gray level for each evaluation point in each OPC iteration based on this function. In one given embodiment, the function is approximated as a polynomial function of focus and exposure, R(ε, f)=P0+f2·Pb with a threshold of T+Vε for contours, where P0 represents image intensity at nominal focus, f represents the defocus value relative to the nominal focus, ε represents the exposure change, V represents the scaling of exposure change, and parameter “Pb” represents second order derivative images. In another given embodiment, the analytical optimal gray level is given for best focus with the assumption that the probability distribution of focus and exposure variation is Gaussian.

A blood withdrawal system for withdrawing blood for diagnostic purposes including a lancing device having a housing with an opening and a support surface, and a lancet holder movably mounted in the opening including a lancet and a bearing member that rests on the support surface. The device further includes a trigger unit which, when moved linearly, causes a rotational movement to initiate a lancing process.

A method is disclosed of producing an RFID tag assembly including an associated antenna and attachment means suitable for attaching the tag assembly to a material. The material may be flexible such as fabric or relatively rigid such as cardboard. The method includes forming the associated antenna and the attachment means as a unitary conductive frame. An RFID tag assembly produced by the method is also disclosed.

A touch panel includes: a first electrode in which second-direction parallel bands having a plurality of conducting wires disposed to extend in parallel with one another and along a second direction intersecting with a first direction are formed repeatedly in the first direction with interposition of first-direction gaps in the first direction, and first-direction cross bands having conducting wires disposed to extend in the first direction and intersect with the second-direction parallel bands are formed repeatedly in the second direction; and a second electrode in which first-direction parallel bands are formed as defined herein, and second-direction cross bands are formed as defined herein, and the first electrode and the second electrode are laid on each other so that the second-direction cross bands correspond to positions of the first-direction gaps and the first-direction cross bands correspond to positions of the second-direction gaps.

A wireless data communication system for a down hole environment. The system includes a housing containing a sensor, positioned within a tubular, for collecting information and processing the information, a modulator for modulating the information from the sensor into an analog signal, and a sensor antenna electrically connected to the first modulator for generating a modulated electromagnetic wave. The system further includes a probe housing, concentrically disposed within the tubular, comprising a probe antenna for receiving the modulated electromagnetic wave and generating an output, and a demodulator for demodulating the electromagnetic wave received from the sensor to a digital record. A method of wirelessly communicating between a probe and a remote sensor is also disclosed.

A photovoltaic device having a front and back orientation and comprising: a crystalline substrate having a resistivity greater than about 0.01 ohm-cm; and an epitaxy thin-film layer in front of said substrate, said thin-film layer contacting said substrate in at least one region to define a p-n junction.

A computing system for implementing at least one electronic circuit with gain comprises at least one two-dimensional molecular switch array. The molecular switch array is formed by assembling two or more crossed planes of wires into a configuration of devices. Each device comprises a junction formed by a pair of crossed wires and at least one connector species that connects the pair of crossed wires in the junction. The junction has a functional dimension in nanometers, and includes a switching capability provided by both (1) one or more connector species and the pair of crossed wires and (2) a configurable nano-scale wire transistor having a first state that functions as a transistor and a second state that functions as a conducting semiconductor wire. Specific connections are made to interconnect the devices and connect the devices to two structures that provide high and low voltages.

In order to provide a micro-lens sheet in which unit lenses are disposed in highly accurate pitch so as to control the light diffusing characteristics of the light emission direction not only in a horizontal direction but also over 360 degrees by using the lens function of one piece of lens sheet, a micro-lens sheet has a micro-lens array section in which unit lenses are disposed in approximate matrix in a second dimensional manner on at least one surface of a base board, and the micro-lens array section is formed on only one surface of the base board, the micro-lens array section includes the unit lens having an aspherical shape, and disposition pitch of neighboring unit lenses is 200 mum or shorter.

The present invention relates to a locking device, a special actuator assembler and holder of an object in the state of rest besides being source of movement once integral with an object through an actuator having different shapes and lengths, wound up onto an appropriate and interchangeable reel fitted onto an engine driven shaft or stored. The locking function is switched on automatically when a force is applied. The function of servomotor to thrust and draw back is carried out through an actuator formed by two identical flexible and coiling sections whilst they slide separated inside a sheath; coming out of this and forced to assemble opposite and staggered they become stiff to hold and move. The held object is controlled by optic or electric signals transmitted by the actuators to the sensors for the measurement of events and break-into. The device has three clutched and reset locking and unlocking systems, one electrical and two manual.

A heat sink assembly includes a heat sink with a base plate having a top surface with fins for dissipating heat and an opposed bottom surface for placing against an electronic device mounted on a printed circuit board, and at least one connecting device for loading the heat sink against the electronic device. The connector includes a mechanical fastener such as a push pin having an end which engages the circuit board, a compression spring received against a shoulder on the fastener, and a cup member which is installed in an aperture in the base plate so that a floor of the cup member provides a bearing surface for the spring which is below the bottom surface of the base plate. An alternative connector utilizes a conical spring received through the base plate and receiving the fastener therein to load the spring in tension against the electronic device.

A semiconductor package structure for flip chip package includes at least a patterned circuit layer and an insulating layer alternately stacking up each other. The patterned layer includes a plurality of bump pads, and the insulating layer includes a plurality of etching holes. The etching holes and the bump pads are aligned, such that the bump pads are exposed through the etching holes. A plurality of bumps is disposed on the active surface of the chip, which can be obtained by stud bumping. The etching holes are filled with solder paste, and the bumps of the chips penetrate into the solder filled etching holes. Vibration obtained by mechanical equipment, or ultrasonic equipment can be applied to assist the alignment of the bumps to the corresponding bump pads. A reflow process is applied to collapse the solder paste that fills the etching holes to form electrical connection between the bumps and bump pads.

A reflective polarizer contains:(a) a light-entrance medium having a light-entrance surface and a microstructured surface with a series of prismatic structures, wherein first and second sidewalls of each prismatic structure have an inclination angle of more than 53 degrees with respect to the light-entrance surface;(b) a polarization-selective thin film optical coating on the series of prismatic structures, for transmitting a first polarization of light and reflecting a second polarization; and(c) a light-exit medium on the polarization-selective thin film optical coating that provides a smooth light-exit surface.

Drug delivery system comprising a cartridge with an axially displaceable piston, and a front-loaded cartridge holder adapted to axially receive and hold a cartridge in a loaded position. The cartridge comprises first coupling means arranged at the distal portion, and the cartridge holder comprises second coupling means arranged at the distal portion, wherein the first and second coupling means are configured to engage each other to thereby axially secure a cartridge mounted in the cartridge holder.

In a method and a corresponding device for outputting parking instructions to a driver of a vehicle, the parking process is divided into a multiplicity of sections each having a constant specified steering angle, and there being situated between each two sections a stopping point that is to be approached after a corresponding stop instruction within a stopping path. A respective tolerance band is defined for the stopping path and / or for the steering angle, a corresponding stop instruction, corresponding to a specified stopping path, and / or a corresponding specified steering angle being defined for each section, taking into account the respective tolerance band.

The present invention relates to an acceleration-based method for safety monitoring of a drive on one hand. In the method a setpoint torque is calculated in a safety function as a function of an accelerator pedal signal representing the position of the accelerator pedal. An expected vehicle acceleration is determined as a function of the setpoint torque, in the safety function. An actual vehicle acceleration is determined, preferably by an acceleration sensor. A fault situation may be detected by comparing the actual vehicle acceleration and the expected vehicle acceleration, for example, the actual vehicle acceleration exceeds the expected vehicle acceleration with a certain value.

A wireless data communication system for a down hole environment. The system includes a housing containing a sensor, positioned within a tubular, for collecting information and processing the information, a modulator for modulating the information from the sensor into an analog signal, and a sensor antenna electrically connected to the first modulator for generating a modulated electromagnetic wave. The system further includes a probe housing, concentrically disposed within the tubular, comprising a probe antenna for receiving the modulated electromagnetic wave and generating an output, and a demodulator for demodulating the electromagnetic wave received from the sensor to a digital record. A method of wirelessly communicating between a probe and a remote sensor is also disclosed.

The invention provides a spacecraft module flexible docking mechanism, belongs to the technical field of spacecraft docking, and specifically relates to a spacecraft module flexible docking mechanism.The problems that the existing rigid conical rod type docking mechanism is complicated in structure, a special energy absorbing mechanism is required, disturbance to the stars is great are solved, and the problems of low connection rigidity and large jitter of the existing flexible conical rod type docking mechanism are solved. The spacecraft module flexible docking mechanism comprises an activeend docking module and a passive end docking module,the active end docking module comprises a guiding head, a flexible rod, a separating component, a connecting and unlocking component, and a drivingcomponent, and the passive end docking module comprises a guiding cone, a bearing section, and a passive end flange.The spacecraft module flexible docking mechanism is mainly used for space docking tasks with spacecraftswhich are sensitive to impact and require precise operation with the aid of autonomous power or robotic arms.

A photovoltaic device having a front and back orientation and comprising: a crystalline substrate having a resistivity greater than about 0.01 ohm-cm; and an epitaxy thin-film layer in front of said substrate, said thin-film layer contacting said substrate in at least one region to define a p-n junction.

An auto-fill type float collar assembly is provided. The float collar assembly of the present invention has at least one curved flapper-style valve, preferably constructed of composite, non-metallic material. Each flapper of the present invention has a substantially 90° range of motion, and is closed via a torsion spring. Each flapper is held in the open (or “auto-fill”), position via an external shifting mechanism passing around, rather than through, the central flow bore of the assembly. A floatable actuation ball can be run with the tool, or pumped downhole, in order to selectively actuate the assembly and close the flappers when desired.

The invention relates to an apparatus(100) and a method for the processing of single molecules, particularly for the sensing or sequencing of single-stranded DNA. A bottom layer(110) and an electrically conductive top layer(120) with a first and a second slit(111,121), respectively, are disposed on top of each other such that an aperture(A) is formed by the slits. The slits(111,121) are preferably perpendicular to each other. An electrical circuit(140) may be connected to the top layer(120), allowing to sense single molecules that pass through the aperture(A).

A pivot linkage including a non-contact, rotational angle measurement magnetoresistive sensor for interconnecting first and second rotating components of heavy equipment or machinery, the pivot joint linkage, including a ball joint or a cylindrical pin joint and the like. The sensor uses includes a permanent magnet incorporated into one portion of the joint for producing a magnetic field and a magnetoresistive sensor incorporated into the other portion of the joint for detecting changes in the direction of the magnetic field in response to relative rotation between the two rotating component.

In an implantable medical device and a method for assembly thereof, a hermetically sealed housing encloses electronic circuitry and has a housing fastener part that is formed of metal and that protrudes from the housing. A per-fabricated header, for receiving conducting leads and for connecting the conducting leads to the electronic circuitry, has a header fastener part also formed of metal. The header is fastened to the housing by metal-to-metal welding of the housing fastener part and the header fastener part at a distance from the housing.

The present invention provides a dual-frequency phase-shift three-dimensional measurement method and system. The measurement method includes the following steps that: a computer is utilized to generate two sets of phase shift projection fringes with different frequencies, the fringe period of the phase shift projection fringes satisfies an equation that T1=(A+1 / C1)T2, wherein T1 is a low-frequency stripe period, and T2 is a high-frequency stripe period, if an equation that A=[T1 / T2] is satisfied, it is indicated that the greatest integer of the [T1 / T2] is obtained through floor operation, wherein T2 is the integer multiple of C1, wherein C1 is the multiple of a set range to the low-frequency period T1; the projection fringes are projected onto the surface of a measured object; a wrapping phase is solved through four-step phase-shift solution; and an absolute phase is obtained through a determined mathematical relationship, and unwrapping is realized. With the dual-frequency phase-shift three-dimensional measurement method and system provided by the invention adopted, tolerance can be expanded, and the problem of misjudgment on the serial numbers of fringes can be solved.

Using a convolutional neural network, a method for digitizing and extracting meaning from graphic objects such as bar and pie charts, decomposes a chart into its sub-parts (pie and slices or bars, axes and legends) with significant tolerance to the wide range of variations in shape and relative position of pies, bars, axes and legends. A linear regression calibration allows properly reading values even when there are many OCR failures.